/* ******************************************************************************
* Copyright (c) 2006-2012 XMind Ltd. and others.
*
* This file is a part of XMind 3. XMind releases 3 and
* above are dual-licensed under the Eclipse Public License (EPL),
* which is available at http://www.eclipse.org/legal/epl-v10.html
* and the GNU Lesser General Public License (LGPL),
* which is available at http://www.gnu.org/licenses/lgpl.html
* See http://www.xmind.net/license.html for details.
*
* Contributors:
* XMind Ltd. - initial API and implementation
*******************************************************************************/
package org.xmind.ui.dialogs;
import java.util.ArrayList;
import java.util.HashMap;
import java.util.List;
import java.util.Map;
import org.eclipse.core.runtime.Assert;
import org.eclipse.jface.action.Action;
import org.eclipse.jface.action.IAction;
import org.eclipse.jface.resource.ImageDescriptor;
import org.eclipse.jface.resource.JFaceResources;
import org.eclipse.jface.util.Util;
import org.eclipse.jface.window.Window;
import org.eclipse.swt.SWT;
import org.eclipse.swt.events.DisposeEvent;
import org.eclipse.swt.events.DisposeListener;
import org.eclipse.swt.events.PaintEvent;
import org.eclipse.swt.events.PaintListener;
import org.eclipse.swt.graphics.GC;
import org.eclipse.swt.graphics.Image;
import org.eclipse.swt.graphics.Point;
import org.eclipse.swt.graphics.Rectangle;
import org.eclipse.swt.graphics.Region;
import org.eclipse.swt.layout.GridData;
import org.eclipse.swt.layout.GridLayout;
import org.eclipse.swt.widgets.Button;
import org.eclipse.swt.widgets.Composite;
import org.eclipse.swt.widgets.Control;
import org.eclipse.swt.widgets.Display;
import org.eclipse.swt.widgets.Event;
import org.eclipse.swt.widgets.Label;
import org.eclipse.swt.widgets.Layout;
import org.eclipse.swt.widgets.Listener;
import org.eclipse.swt.widgets.Monitor;
import org.eclipse.swt.widgets.Shell;
import org.eclipse.ui.forms.events.HyperlinkEvent;
import org.eclipse.ui.forms.events.IHyperlinkListener;
import org.xmind.ui.resources.ColorUtils;
import org.xmind.ui.resources.FontUtils;
public class NotificationWindow extends Window {
private static final int DEFAULT_WIDTH = 260;
private static final int MARGIN = 15;
private static final int TWO_MARGINS = MARGIN + MARGIN;
private static final int CORNER = 19;
private static final int SPACING = 15;
private static final int DEFAULT_DURATION = 30000;
private static final int FINAL_ALPHA = 200;
// private static final int FADE_IN_DURATION = 1200;
// private static final int FADE_OUT_DURATION = 260;
private static final int AUTO_FADE_OUT_DURATION = 4000;
private static final int HOVER_FADE_IN_DURATION = 600;
private static final Map<Monitor, List<NotificationWindow>> TRAILING_DIALOGS = new HashMap<Monitor, List<NotificationWindow>>(
2);
private Shell sourceShell;
private String title;
private IAction action;
private IAction moreAction;
private int duration;
private Region shape = null;
private long startTime = 0;
private boolean showing = false;
private boolean closing = false;
private boolean hovered = false;
private Control closeButton = null;
private boolean closeOnMoreLink = false;
public NotificationWindow(Shell sourceShell, String title, IAction action,
IAction moreAction, int duration) {
super((Shell) null);
this.title = title;
Assert.isNotNull(action);
this.sourceShell = sourceShell;
this.action = action;
this.moreAction = moreAction;
if (duration < 0) {
this.duration = DEFAULT_DURATION;
} else {
this.duration = duration;
}
setBlockOnOpen(false);
setShellStyle(SWT.NO_TRIM | SWT.ON_TOP);
}
public NotificationWindow setCloseOnMoreLink(boolean closeOnMoreLink) {
this.closeOnMoreLink = closeOnMoreLink;
return this;
}
@Override
protected void constrainShellSize() {
Monitor monitor;
if (sourceShell == null || sourceShell.isDisposed()) {
monitor = Display.getCurrent().getPrimaryMonitor();
} else {
monitor = sourceShell.getMonitor();
}
Rectangle clientArea = monitor.getClientArea();
final Shell shell = getShell();
Point contentsSize = getContents().computeSize(DEFAULT_WIDTH,
SWT.DEFAULT, true);
Rectangle result = shell.computeTrim(0, 0,
contentsSize.x + TWO_MARGINS, contentsSize.y + TWO_MARGINS);
List<NotificationWindow> dialogs = TRAILING_DIALOGS.get(monitor);
if (dialogs == null) {
dialogs = new ArrayList<NotificationWindow>(10);
TRAILING_DIALOGS.put(monitor, dialogs);
}
Shell trailingShell = findLastShell(dialogs);
if (trailingShell != null && !trailingShell.isDisposed()) {
result = computeNewLocation(clientArea, result,
trailingShell.getBounds());
} else {
result = computeNewLocation(clientArea, result);
}
shell.setBounds(result);
dialogs.remove(this);
dialogs.add(this);
// Set shell shape:
if (shape == null || shape.isDisposed()) {
shape = createShape(shell, result);
}
shell.setRegion(shape);
}
private Shell findLastShell(List<NotificationWindow> dialogs) {
for (int i = dialogs.size() - 1; i >= 0; i--) {
NotificationWindow dialog = dialogs.get(i);
Shell lastShell = dialog.getShell();
if (lastShell == null || lastShell.isDisposed()) {
dialogs.remove(i);
} else {
return lastShell;
}
}
return null;
}
private Rectangle computeNewLocation(Rectangle clientArea, Rectangle size,
Rectangle lastBounds) {
int newY = lastBounds.y + lastBounds.height + SPACING;
if (newY + size.height < clientArea.y + clientArea.height) {
return new Rectangle(lastBounds.x, newY, size.width, size.height);
}
int newX = lastBounds.x - SPACING - size.width;
if (newX > clientArea.x) {
return new Rectangle(newX, clientArea.y + SPACING, size.width,
size.height);
}
return computeNewLocation(clientArea, size);
}
private Rectangle computeNewLocation(Rectangle clientArea, Rectangle size) {
return new Rectangle(clientArea.x + clientArea.width - SPACING
- size.width, clientArea.y + SPACING, size.width, size.height);
}
private Region createShape(Shell shell, Rectangle r) {
int left = 0;
int top = 0;
int right = left + r.width;
int bottom = top + r.height;
Polygon polygon = new Polygon(250);
polygon.lineTo(left + CORNER, top);
polygon.lineTo(right, top);
polygon.lineTo(right, bottom - CORNER);
polygon.roundCornerTo(right, bottom, right - CORNER, bottom);
polygon.lineTo(left, bottom);
polygon.lineTo(left, top + CORNER);
polygon.roundCornerTo(left, top, left + CORNER, top);
final Region s = new Region(shell.getDisplay());
s.add(polygon.toPointList());
shell.addDisposeListener(new DisposeListener() {
public void widgetDisposed(DisposeEvent e) {
s.dispose();
}
});
return s;
}
@Override
protected Layout getLayout() {
GridLayout layout = new GridLayout();
layout.marginWidth = MARGIN;
layout.marginHeight = MARGIN;
layout.horizontalSpacing = 0;
layout.verticalSpacing = 0;
return layout;
}
@Override
protected Control createContents(Composite parent) {
Composite composite = new Composite(parent, SWT.NONE);
composite.setBackground(parent.getBackground());
composite.setForeground(parent.getForeground());
composite.setLayoutData(new GridData(SWT.FILL, SWT.FILL, true, true));
GridLayout layout = new GridLayout(1, false);
layout.marginWidth = 0;
layout.marginHeight = 0;
layout.verticalSpacing = 9;
layout.horizontalSpacing = 10;
composite.setLayout(layout);
createIconAndActions(composite);
createCloseButton(parent);
return composite;
}
private void createIconAndActions(Composite parent) {
Image image = null;
final Image imageToDispose;
ImageDescriptor icon = action.getImageDescriptor();
if (icon != null) {
image = icon.createImage(false);
imageToDispose = image;
} else {
imageToDispose = null;
}
if (image == null && sourceShell != null && !sourceShell.isDisposed()) {
image = findBrandingImage(sourceShell.getImage(),
sourceShell.getImages());
}
if (image != null) {
((GridLayout) parent.getLayout()).numColumns = 2;
Label iconLabel = new Label(parent, SWT.NONE);
iconLabel.setBackground(parent.getBackground());
iconLabel.setForeground(parent.getForeground());
iconLabel.setImage(image);
iconLabel.setLayoutData(new GridData(SWT.BEGINNING, SWT.BEGINNING,
false, true));
Composite composite = new Composite(parent, SWT.NONE);
composite.setBackground(parent.getBackground());
composite.setForeground(parent.getForeground());
GridLayout layout = new GridLayout(1, false);
layout.marginWidth = 0;
layout.marginHeight = 0;
layout.verticalSpacing = 9;
layout.horizontalSpacing = 0;
composite.setLayout(layout);
composite
.setLayoutData(new GridData(SWT.FILL, SWT.FILL, true, true));
if (imageToDispose != null) {
iconLabel.addDisposeListener(new DisposeListener() {
public void widgetDisposed(DisposeEvent e) {
imageToDispose.dispose();
}
});
}
parent = composite;
}
createActions(parent);
}
private Image findBrandingImage(Image mainImage, Image[] images) {
Image best = null;
int scale = -1;
Rectangle r;
int s;
if (mainImage != null) {
r = mainImage.getBounds();
s = Math.abs(r.width - 48) * Math.abs(r.height - 48);
if (scale < 0 || s < scale) {
best = mainImage;
scale = s;
}
}
for (Image img : images) {
r = img.getBounds();
s = Math.abs(r.width - 48) * Math.abs(r.height - 48);
if (scale < 0 || s < scale) {
best = img;
scale = s;
}
}
return best;
}
private void createActions(Composite parent) {
createTitle(parent);
createActionLink(parent);
if (moreAction != null) {
createMoreLink(parent);
}
}
private void createTitle(Composite parent) {
String text = Display.getAppName();
if (text == null && title == null)
return;
if (text == null) {
text = title;
} else if (title != null) {
text = text + " - " + title; //$NON-NLS-1$
}
Label label = new Label(parent, SWT.WRAP);
label.setText(text);
label.setBackground(parent.getBackground());
label.setForeground(parent.getForeground());
label.setFont(FontUtils.getBoldRelative(JFaceResources.DEFAULT_FONT, 1));
label.setLayoutData(new GridData(SWT.FILL, SWT.FILL, true, false));
}
private void createActionLink(Composite parent) {
StyledLink link;
String content = action.getText();
if (content.indexOf("<form>") >= 0) { //$NON-NLS-1$
link = new StyledLink(parent, SWT.NONE);
} else {
link = new StyledLink(parent, SWT.SIMPLE);
}
link.setText(content);
link.setBackground(parent.getBackground());
link.setForeground(parent.getForeground());
link.setEnabled(action.isEnabled());
link.setFont(FontUtils.getRelativeHeight(JFaceResources.DEFAULT_FONT,
Util.isMac() ? -2 : -1));
link.setLayoutData(new GridData(SWT.FILL, SWT.FILL, true, true));
final IAction theAction = this.action;
link.addHyperlinkListener(new IHyperlinkListener() {
public void linkExited(HyperlinkEvent e) {
}
public void linkEntered(HyperlinkEvent e) {
}
public void linkActivated(HyperlinkEvent e) {
Display.getCurrent().asyncExec(new Runnable() {
public void run() {
close();
theAction.run();
}
});
}
});
}
private void createMoreLink(Composite parent) {
String moreText = moreAction.getText();
if (moreText == null) {
moreText = Messages.NotificationDialog_MoreLink_defaultText;
}
StyledLink link = new StyledLink(parent, SWT.SIMPLE);
link.setText(moreText);
link.setFont(FontUtils.getRelativeHeight(JFaceResources.DEFAULT_FONT,
-2));
link.setBackground(parent.getBackground());
link.setForeground(ColorUtils.getColor(80, 100, 250));
link.setEnabled(moreAction.isEnabled());
link.setLayoutData(new GridData(SWT.FILL, SWT.CENTER, true, false));
final IAction theMoreAction = this.moreAction;
link.addHyperlinkListener(new IHyperlinkListener() {
public void linkExited(HyperlinkEvent e) {
}
public void linkEntered(HyperlinkEvent e) {
}
public void linkActivated(HyperlinkEvent e) {
Display.getCurrent().asyncExec(new Runnable() {
public void run() {
if (closeOnMoreLink) {
close();
}
theMoreAction.run();
}
});
}
});
}
private void createCloseButton(final Composite parent) {
final Label label = new Label(parent, SWT.NONE);
closeButton = label;
label.setBackground(ColorUtils.getColor(8, 8, 8));
label.setForeground(parent.getForeground());
GridData layoutData = new GridData(SWT.BEGINNING, SWT.BEGINNING, false,
false);
layoutData.exclude = true;
label.setLayoutData(layoutData);
label.setSize(32, 32);
label.setLocation(0, 0);
label.setCursor(parent.getDisplay().getSystemCursor(SWT.CURSOR_HAND));
label.moveAbove(null);
label.addPaintListener(new PaintListener() {
public void paintControl(PaintEvent e) {
GC gc = e.gc;
gc.setAntialias(SWT.ON);
gc.setLineStyle(SWT.LINE_SOLID);
gc.setLineJoin(SWT.JOIN_ROUND);
gc.setLineWidth(1);
gc.fillRectangle(0, 0, 32, 32);
gc.setLineWidth(3);
gc.drawArc(5, 5, 21, 21, 0, 360);
int a = 11, b = 20;
gc.drawLine(a, a, b, b);
gc.drawLine(a, b, b, a);
}
});
Polygon polygon = new Polygon(250);
int x1, x2, x3, y1, y2, y3;
x1 = y1 = 4;
x2 = y2 = 16;
x3 = y3 = 28;
polygon.lineTo(x2, y1);
polygon.roundCornerTo(x3, y1, x3, y2);
polygon.roundCornerTo(x3, y3, x2, y3);
polygon.roundCornerTo(x1, y3, x1, y2);
polygon.roundCornerTo(x1, y1, x2, y1);
final Region region = new Region(parent.getDisplay());
region.add(polygon.toPointList());
label.setRegion(region);
label.addDisposeListener(new DisposeListener() {
public void widgetDisposed(DisposeEvent e) {
region.dispose();
}
});
label.setVisible(false);
label.addListener(SWT.MouseDown, new Listener() {
public void handleEvent(Event event) {
event.display.asyncExec(new Runnable() {
public void run() {
close();
}
});
}
});
}
private void toggleCloseButton(boolean visible) {
if (closeButton != null && !closeButton.isDisposed()) {
closeButton.setVisible(visible);
}
}
@Override
protected void configureShell(final Shell newShell) {
super.configureShell(newShell);
final Display display = newShell.getDisplay();
newShell.setBackground(display.getSystemColor(SWT.COLOR_BLACK));
newShell.setForeground(display.getSystemColor(SWT.COLOR_WHITE));
newShell.setAlpha(FINAL_ALPHA);
}
@Override
public void create() {
super.create();
final Shell shell = getShell();
final Listener mouseTracker = new Listener() {
public void handleEvent(Event event) {
if (shell.isDisposed())
return;
Point p = ((Control) event.widget).toDisplay(event.x, event.y);
if (shell.getBounds().contains(p)) {
if (closing)
return;
hovered = true;
toggleCloseButton(true);
if (!showing && shell.getAlpha() < FINAL_ALPHA) {
showing = true;
fadeTo(FINAL_ALPHA, HOVER_FADE_IN_DURATION,
new Runnable() {
public void run() {
showing = false;
countDown(5000);
}
});
}
} else {
hovered = false;
toggleCloseButton(false);
}
}
};
trackMouseMove(shell, mouseTracker);
}
private void trackMouseMove(Control c, Listener mouseTracker) {
c.addListener(SWT.MouseExit, mouseTracker);
c.addListener(SWT.MouseEnter, mouseTracker);
if (c instanceof Composite) {
for (Control child : ((Composite) c).getChildren()) {
trackMouseMove(child, mouseTracker);
}
}
}
private void fadeTo(final int finalAlpha, int defaultDuration,
final Runnable callback) {
final Shell shell = getShell();
if (shell == null || shell.isDisposed())
return;
final int startAlpha = shell.getAlpha();
final int t = defaultDuration * 10 / FINAL_ALPHA;
final int minAlpha = Math.min(startAlpha, finalAlpha);
final int maxAlpha = Math.max(startAlpha, finalAlpha);
final int[] step = new int[1];
step[0] = 0;
final long start = System.currentTimeMillis();
startTime = start;
Display.getCurrent().timerExec(1, new Runnable() {
public void run() {
if (startTime != start)
return;
if (shell == null || shell.isDisposed())
return;
if (finalAlpha > startAlpha)
step[0] += 10;
else
step[0] -= 10;
int newAlpha = startAlpha + (int) (step[0] / t);
if (newAlpha > maxAlpha || newAlpha < minAlpha) {
if (callback != null)
callback.run();
} else {
if (newAlpha != shell.getAlpha()) {
shell.setAlpha(newAlpha);
}
Display.getCurrent().timerExec(1, this);
}
}
});
}
public int open() {
if (getShell() == null || getShell().isDisposed()) {
// create the window
create();
}
// limit the shell size to the display size
constrainShellSize();
// open the window
getShell().setVisible(true);
showing = true;
closing = false;
Display.getCurrent().asyncExec(new Runnable() {
public void run() {
countDown(duration);
}
});
// fadeTo(FINAL_ALPHA, FADE_IN_DURATION, new Runnable() {
// public void run() {
// showing = false;
// countDown(duration);
// }
// });
return OK;
}
public boolean close() {
closing = true;
hovered = false;
showing = false;
hardClose();
// fadeTo(0, FADE_OUT_DURATION, new Runnable() {
// public void run() {
// hardClose();
// }
// });
return true;
}
private void hardClose() {
super.close();
Shell shell = getShell();
if (shell != null && !shell.isDisposed()) {
shell.dispose();
}
}
private void countDown(int duration) {
if (duration == 0)
return;
final long countDownTime = System.currentTimeMillis();
startTime = countDownTime;
Display.getCurrent().timerExec(duration, new Runnable() {
public void run() {
if (startTime != countDownTime)
return;
if (hovered) {
Display.getCurrent().timerExec(1000, this);
} else {
fadeTo(0, AUTO_FADE_OUT_DURATION, new Runnable() {
public void run() {
hardClose();
}
});
}
}
});
}
public static void main(String[] args) {
Display.setAppName("Main"); //$NON-NLS-1$
Display display = new Display();
try {
final IAction action = new Action() {
@Override
public void run() {
super.run();
System.out.println("Action clicked."); //$NON-NLS-1$
}
};
action.setText("<form><p>Test <b>test</b> test test\n test test test test waf awoijf oa&wfoaw <b><i>foaawefwfewfawj</i></b> foaw fo awof aw.</p><p>"WOfjsiowf" s fowe 文字 ofwjfosj</p></form>"); //$NON-NLS-1$
action.setImageDescriptor(ImageDescriptor.createFromImage(display
.getSystemImage(SWT.ICON_INFORMATION)));
action.setEnabled(true);
final IAction action2 = new Action() {
public void run() {
System.out.println("Simple action clicked."); //$NON-NLS-1$
};
};
action2.setText("File has been downloaded:\nC:\\Users\\USER\\Download\\test.xmind\r\nXMind test test test aowif waof awiof jawiofaj wiofaowfjawoifjaw ofawoifjaowf aowe jfoaw."); //$NON-NLS-1$
final IAction moreAction = new Action() {
@Override
public void run() {
super.run();
System.out.println("More clicked."); //$NON-NLS-1$
}
};
moreAction.setText("Details..."); //$NON-NLS-1$
new NotificationWindow(null, "XMind", action, null, SWT.DEFAULT) //$NON-NLS-1$
.open();
new NotificationWindow(null, "Test Notification", action, //$NON-NLS-1$
moreAction, SWT.DEFAULT).open();
new NotificationWindow(null, null, action, null, 4000).open();
new NotificationWindow(null, null, action2, moreAction, SWT.DEFAULT)
.open();
new NotificationWindow(null, null, action2, null, 10000).open();
Shell shell = new Shell(display);
shell.setSize(400, 300);
Button addButton = new Button(shell, SWT.PUSH);
addButton.setText("Add"); //$NON-NLS-1$
addButton.setSize(100,
addButton.computeSize(SWT.DEFAULT, SWT.DEFAULT, true).y);
addButton.setLocation(10, 10);
addButton.addListener(SWT.Selection, new Listener() {
public void handleEvent(Event event) {
new NotificationWindow(null, null, action, moreAction,
SWT.DEFAULT).open();
}
});
shell.open();
while (!shell.isDisposed() && !display.isDisposed()) {
if (!display.readAndDispatch())
display.sleep();
}
shell.dispose();
} finally {
display.dispose();
}
}
}
